Abaixo está uma instrução que descreve uma tarefa de geração de SQL, combinada com uma entrada que fornece mais contexto sobre os esquemas de tabela disponíveis. Escreva o código SQL que responda adequadamente à solicitação
 ###Instrução: Qual data Fitzroy foi o time visitante?
 ###Tabelas: CREATE TABLE round_4 (round_4_id AUTO_INCREMENT PRIMARY KEY, Home team VARCHAR, Home team score VARCHAR, Away team VARCHAR, Away team score VARCHAR, Venue VARCHAR, Crowd INT, Date VARCHAR) CREATE TABLE current_and_former_player_information (current_and_former_player_information_id AUTO_INCREMENT PRIMARY KEY, Name VARCHAR, Total W-L VARCHAR, Singles W-L VARCHAR, Doubles W-L VARCHAR, No. of ties INT, First year played INT, No. of years played INT) CREATE TABLE judges (judges_id AUTO_INCREMENT PRIMARY KEY, Name VARCHAR, Appointed INT, Term expiration INT, Appointing Governor VARCHAR, Law School Attended VARCHAR) CREATE TABLE 2009_season_schedule (2009_season_schedule_id AUTO_INCREMENT PRIMARY KEY, Date VARCHAR, Opponent VARCHAR, Home / Away VARCHAR, Score VARCHAR, High points VARCHAR, High rebounds VARCHAR, High assists VARCHAR, Location/Attendance VARCHAR, Record VARCHAR) CREATE TABLE house_of_habsburg_1653–1722 (house_of_habsburg_1653–1722_id AUTO_INCREMENT PRIMARY KEY, Name VARCHAR, Birth VARCHAR, Marriage VARCHAR, Became Duchess VARCHAR, Ceased to be Duchess VARCHAR, Death VARCHAR, Spouse VARCHAR)  
SELECT Date FROM round_4 WHERE Away team = fitzroy